From bedbcd1f5abce003769eefcc5f2ce3aec7a144e3 Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Mon, 4 Sep 2023 11:51:58 +0100
Subject: [PATCH] W

---
 macros/Cargo.toml | 3 +--
 macros/macros.rs  | 3 ++-
 src/main.rs       | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/macros/Cargo.toml b/macros/Cargo.toml
index 4d995ae..7e969dc 100644
--- a/macros/Cargo.toml
+++ b/macros/Cargo.toml
@@ -4,11 +4,10 @@ name = "foo-macros"
 version = "0.1.0"
 edition = "2021"
 
-proc_macro = true
-
 [dependencies]
 syn = "1"
 proc-macro2 = "1"
 
 [lib]
 path = "macros.rs"
+proc-macro = true
diff --git a/macros/macros.rs b/macros/macros.rs
index 32cd5cd..cb6cd4a 100644
--- a/macros/macros.rs
+++ b/macros/macros.rs
@@ -2,5 +2,6 @@
 
 
 #[proc_macro]
-fn foo(proc_macro::TokenStream) -> proc_macro::TokenStream {
+pub fn foo(input: proc_macro::TokenStream) -> proc_macro::TokenStream {
+    input
 }
diff --git a/src/main.rs b/src/main.rs
index 4f3d0b8..4e085e7 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,5 +1,5 @@
 
 fn main() {
-    let s = foo!("y");
+    let s = stringify!(foo!("y"));
     println!("{s}");
 }
-- 
2.30.2